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<table width="100%" summary="page for HC"><tr><td>HC</td><td style="text-align: right;">R Documentation</td></tr></table>

<h2>Heating and Cooling System Choice in Newly Built Houses in California </h2>

<h3>Description</h3>

<p>a cross-section
</p>
<p><em>number of observations</em> :  250
</p>
<p><em>observation</em> :  households
</p>
<p><em>country</em> :  California
</p>


<h3>Usage</h3>

<pre>data(HC)</pre>


<h3>Format</h3>

<p>A dataframe containing :
</p>

<dl>
<dt>depvar</dt><dd>
<p>heating system, one of <code>gcc</code> 
(gas central heat with cooling), 
<code>ecc</code> (electric central 
resistance heat with cooling), 
<code>erc</code> (electric room 
resistance heat with cooling), 
<code>hpc</code> (electric heat pump 
which provides cooling also), 
<code>gc</code> (gas central heat without 
cooling, <code>ec</code> (electric 
central resistance heat without 
cooling), <code>er</code> (electric room 
resistance heat without cooling)
</p>
</dd>
<dt>ich.z</dt><dd>
<p>installation cost of the heating 
portion of the system
</p>
</dd>
<dt>icca</dt><dd><p>installation cost for cooling</p>
</dd>
<dt>och.z</dt><dd><p>operating cost for the heating portion of the system</p>
</dd>
<dt>occa</dt><dd><p>operating cost for cooling</p>
</dd>
<dt>income</dt><dd><p>annual income of the household</p>
</dd>
</dl>



<h3>References</h3>

<p>Kenneth Train's home page :  <a href="http://elsa.berkeley.edu/~train/">http://elsa.berkeley.edu/~train/</a>.
</p>


<h3>See Also</h3>

<p><code>Heating</code>, 
<code>Index.Source</code>, 
<code>Index.Economics</code>, 
<code>Index.Econometrics</code>, 
<code>Index.Observations</code></p>


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